Reflection: add utilities to filter parameters by kind and name

2016-07-12 19:55:28 +03:00
parent d78988a12a
commit 30b7334e48
4 changed files with 117 additions and 0 deletions
@@ -0,0 +1,24 @@
+// WITH_REFLECT
+// FILE: J.java
+
+public class J {
+    public void bar(int x) {}
+}
+
+// FILE: K.kt
+
+import kotlin.reflect.findParameterByName
+import kotlin.test.assertEquals
+import kotlin.test.assertNull
+
+fun foo(x: Int) = x
+
+fun box(): String {
+    assertEquals(::foo.parameters.single(), ::foo.findParameterByName("x"))
+    assertNull(::foo.findParameterByName("y"))
+
+    assertNull(J::bar.findParameterByName("x"))
+    assertNull(J::bar.findParameterByName("y"))
+
+    return "OK"
+}